<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
    <title>通用课程网页程序</title>
    <style>
        body{
            background-image: url("image/happySun.jpg");
            /*background-image: url("image/content_background.jpeg");*/
            /*opacity:0.50;*/
        }
        a {color: #01040c; text-decoration:none;font-size: 25px}
        a:visited {text-decoration:none;}
        a:hover {color:#ba2636;text-decoration:underline;}
        a:active {color:#ba2636;}
    </style>
</head>
<body>
<div id="content" style="width:800px; height:600px; margin:0 auto;">
    <h1 style="margin-top: 80px; text-align: center;">请选择要登录的课程页面</h1>
    <p style="margin-top:30px; text-align: center;">
        <a href="IndexServlet?courseId=15" style="width: 777px">
            <img src="image/colleage_cap.png" style="width: 70px;height: 70px">数据结构
        </a>
    </p>
    <p style="margin-top:30px; text-align: center;">
        <a href="IndexServlet?courseId=23">
            <img src="image/colleage_cap.png" style="width: 70px;height: 70px">高级JAVA</a>
    </p>
    <p style="margin-top:30px; text-align: center;">
        <a href="admin/login.jsp" style="width: 850px">
            <img src="image/colleage_cap.png" style="width: 70px;height: 70px">后台管理员界面</a>
    </p>
</div>
</body>
</html>